EP3621924A4 - Procédé et appareil pour l'élimination de l'écume - Google Patents

Procédé et appareil pour l'élimination de l'écume Download PDF

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Publication number
EP3621924A4
EP3621924A4 EP18799173.2A EP18799173A EP3621924A4 EP 3621924 A4 EP3621924 A4 EP 3621924A4 EP 18799173 A EP18799173 A EP 18799173A EP 3621924 A4 EP3621924 A4 EP 3621924A4
Authority
EP
European Patent Office
Prior art keywords
removal
surface scum
scum
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP18799173.2A
Other languages
German (de)
English (en)
Other versions
EP3621924A1 (fr
Inventor
Pekka Tuomikoski
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
FINNCHAIN Oy
Original Assignee
FINNCHAIN Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by FINNCHAIN Oy filed Critical FINNCHAIN Oy
Publication of EP3621924A1 publication Critical patent/EP3621924A1/fr
Publication of EP3621924A4 publication Critical patent/EP3621924A4/fr
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2405—Feed mechanisms for settling tanks
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2433—Discharge mechanisms for floating particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/302—Active control mechanisms with external energy, e.g. with solenoid valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/307—Passive control mechanisms without external energy, e.g. using a float
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/40—Devices for separating or removing fatty or oily substances or similar floating material
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/32—Hydrocarbons, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Removal Of Floating Material (AREA)
EP18799173.2A 2017-05-08 2018-04-19 Procédé et appareil pour l'élimination de l'écume Pending EP3621924A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI20175403 2017-05-08
PCT/FI2018/050276 WO2018206840A1 (fr) 2017-05-08 2018-04-19 Procédé et appareil pour l'élimination de l'écume

Publications (2)

Publication Number Publication Date
EP3621924A1 EP3621924A1 (fr) 2020-03-18
EP3621924A4 true EP3621924A4 (fr) 2021-01-13

Family

ID=64104423

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18799173.2A Pending EP3621924A4 (fr) 2017-05-08 2018-04-19 Procédé et appareil pour l'élimination de l'écume

Country Status (3)

Country Link
US (1) US11090582B2 (fr)
EP (1) EP3621924A4 (fr)
WO (1) WO2018206840A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114752987B (zh) * 2022-03-01 2023-10-03 合肥工业大学 一种电镀生产用的浮渣处理器及其处理方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041728A1 (fr) * 1980-06-11 1981-12-16 J.M. Voith GmbH Cellule de flottation
WO1994004464A1 (fr) * 1992-08-24 1994-03-03 Lemacon Techniek B.V. Procede et appareil permettant de separer un niveau superieur contamine
FR2736344A1 (fr) * 1995-07-07 1997-01-10 Sevylor International Dispositif de regulation d'ecoulement d'un liquide a l'entree d'un dispositif ecumeur de surface d'un plan liquide
EP1606043A2 (fr) * 2003-03-27 2005-12-21 Jerry Friedman Systeme et procede bases sur la gestion de l'energie gazeuse pour effectuer la flottation et la separation de particules
WO2006005788A1 (fr) * 2004-06-29 2006-01-19 Finnketju Invest Oy Procédé et dispositif de retrait d'écume de surface
JP2007098212A (ja) * 2005-09-30 2007-04-19 Hitachi Plant Technologies Ltd スカム除去装置及びその方法
EP2981343A1 (fr) * 2013-04-05 2016-02-10 Finnchain Oy Procédé et appareil pour la suppression d'écume de surface

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793184A (fr) 1972-01-19 1973-04-16 Bagnulo Luigi Dispositif hydraulique flottant pour la recuperation de produits petroliers poluant les eaux de mer et interieures
US3970556A (en) * 1974-09-23 1976-07-20 Douglas John Gore Floating skimmer for cleaning the surface of a body of liquid, method and apparatus
US3971719A (en) * 1974-12-09 1976-07-27 Exxon Production Research Company Three-phase separator
DE2946520A1 (de) 1979-11-17 1981-06-11 Bedmor Beteiligungs- und Verwaltungsgesellschaft mbH, 2980 Norden Integrierte flotations-filtrations-anlage
NL8502799A (nl) * 1985-10-14 1987-05-04 Hoogovens Groep Bv Inrichting en werkwijze voor het scheiden van vloeistoffen.
US4867872A (en) * 1986-07-28 1989-09-19 Protectaire Systems Co. Automatically adjustable weir and environmentally protected sensor
DE4006924A1 (de) 1990-03-06 1991-09-12 Totzke Richard Masch Klaer- oder absetzbecken mit schwimmschlammraeumung
JPH10277311A (ja) 1997-04-03 1998-10-20 Yabu:Kk 水処理方法、スカム水路付集水樋、及びこれらを用いた水処理施設
US5968353A (en) * 1997-11-14 1999-10-19 Beloit Technologies, Inc. Clarifier with sludge dewatering
FI119758B (fi) * 2007-08-13 2009-03-13 Finnketju Invest Oy Menetelmä ja poistojärjestely pintalietteen poistossa

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0041728A1 (fr) * 1980-06-11 1981-12-16 J.M. Voith GmbH Cellule de flottation
WO1994004464A1 (fr) * 1992-08-24 1994-03-03 Lemacon Techniek B.V. Procede et appareil permettant de separer un niveau superieur contamine
FR2736344A1 (fr) * 1995-07-07 1997-01-10 Sevylor International Dispositif de regulation d'ecoulement d'un liquide a l'entree d'un dispositif ecumeur de surface d'un plan liquide
EP1606043A2 (fr) * 2003-03-27 2005-12-21 Jerry Friedman Systeme et procede bases sur la gestion de l'energie gazeuse pour effectuer la flottation et la separation de particules
WO2006005788A1 (fr) * 2004-06-29 2006-01-19 Finnketju Invest Oy Procédé et dispositif de retrait d'écume de surface
JP2007098212A (ja) * 2005-09-30 2007-04-19 Hitachi Plant Technologies Ltd スカム除去装置及びその方法
EP2981343A1 (fr) * 2013-04-05 2016-02-10 Finnchain Oy Procédé et appareil pour la suppression d'écume de surface

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2018206840A1 *

Also Published As

Publication number Publication date
WO2018206840A1 (fr) 2018-11-15
EP3621924A1 (fr) 2020-03-18
US11090582B2 (en) 2021-08-17
US20200164287A1 (en) 2020-05-28

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